[llvm] 4d98eb2 - [X86] Remove unnecessary INTO overrides from znver1/znver2 model

[Simon Pilgrim via llvm-commits]

Author: Simon Pilgrim
Date: 2022-12-01T12:30:40Z
New Revision: 4d98eb21965bae920093d969ed55e61a49e9994b

URL: https://github.com/llvm/llvm-project/commit/4d98eb21965bae920093d969ed55e61a49e9994b
DIFF: https://github.com/llvm/llvm-project/commit/4d98eb21965bae920093d969ed55e61a49e9994b.diff

LOG: [X86] Remove unnecessary INTO overrides from znver1/znver2 model

Reported by D138359 - the overrides matched the base class schedule definition (its been flagged as WriteMicrocoded instead of WriteSystem but the models define both the same)

Added: 
    

Modified: 
    llvm/lib/Target/X86/X86ScheduleZnver1.td
    llvm/lib/Target/X86/X86ScheduleZnver2.td

Removed: 
    


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diff  --git a/llvm/lib/Target/X86/X86ScheduleZnver1.td b/llvm/lib/Target/X86/X86ScheduleZnver1.td
index a37065ef3602..1ad74f43e07a 100644
--- a/llvm/lib/Target/X86/X86ScheduleZnver1.td
+++ b/llvm/lib/Target/X86/X86ScheduleZnver1.td
@@ -655,9 +655,6 @@ defm : ZnWriteResPair<WriteMULX64, [ZnALU1, ZnMultiplier], 3, [1, 1], 1, 5, 0>;
 def ZnWriteJCXZ : SchedWriteRes<[ZnALU03]>;
 def : InstRW<[ZnWriteJCXZ], (instrs JCXZ, JECXZ, JRCXZ)>;
 
-// INTO
-def : InstRW<[WriteMicrocoded], (instrs INTO)>;
-
 // LOOP.
 def ZnWriteLOOP : SchedWriteRes<[ZnALU03]>;
 def : InstRW<[ZnWriteLOOP], (instrs LOOP)>;

diff  --git a/llvm/lib/Target/X86/X86ScheduleZnver2.td b/llvm/lib/Target/X86/X86ScheduleZnver2.td
index 1b69bc9c5594..6cb81dc684fa 100644
--- a/llvm/lib/Target/X86/X86ScheduleZnver2.td
+++ b/llvm/lib/Target/X86/X86ScheduleZnver2.td
@@ -665,9 +665,6 @@ defm : Zn2WriteResPair<WriteMULX64, [Zn2ALU1, Zn2Multiplier], 3, [1, 1], 1, 4, 0
 def Zn2WriteJCXZ : SchedWriteRes<[Zn2ALU03]>;
 def : InstRW<[Zn2WriteJCXZ], (instrs JCXZ, JECXZ, JRCXZ)>;
 
-// INTO
-def : InstRW<[WriteMicrocoded], (instrs INTO)>;
-
 // LOOP.
 def Zn2WriteLOOP : SchedWriteRes<[Zn2ALU03]>;
 def : InstRW<[Zn2WriteLOOP], (instrs LOOP)>;